T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 111 in rows and columns.

Terms

a(0) =98a(1) =257a(2) =257a(3) =611a(4) =824a(5) =611a(6) =1326a(7) =2293a(8) =2293a(9) =1326a(10) =2815a(11) =5677a(12) =7349a(13) =5677a(14) =2815a(15) =5718a(16) =13751a(17) =20247a(18) =20247a(19) =13751a(20) =5718a(21) =11362a(22) =31240a(23) =54611a(24) =62033a(25) =54611a(26) =31240a(27) =11362a(28) =22164a(29) =68965